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A080624 Consider 3 X 3 X 3 Rubik cube, but only allow the double slice group to act; sequence gives number of positions that are exactly n moves from the start. 0
1, 9, 51, 247, 428, 32 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Not every position can be reached using this restricted set of moves. Total number of positions that can be reached = 768.

REFERENCES

Mark Longridge, posting to Cube Lovers List, Apr 14 1995.

LINKS

Table of n, a(n) for n=0..5.

Alan Bawden, Cube Lovers Archive, Part 15

Mark Longridge, God's Algorithm Calculations for Rubik's Cube...

CROSSREFS

Cf. A080601, A080614, etc.

Sequence in context: A213164 A278135 A097789 * A125319 A080621 A027218

Adjacent sequences:  A080621 A080622 A080623 * A080625 A080626 A080627

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane, Feb 26 2003

STATUS

approved

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Last modified October 18 07:35 EDT 2019. Contains 328146 sequences. (Running on oeis4.)